Isbn: 9787564509620 - the agriculture expansion learns (chinese edidion) pinyin: nong ye tui guang xue (1 resultados)

paperback. Condición: New. Pub Date: 2012 09 Pages: 342 Publisher: Zhengzhou University Press of Agricultural Extension. is a study of new agricultural technology popularization and application. farmers' organizations and education methods and rules and disciplines. is accompanied by the production of agricultural extension activities. evolution developed a discipline. Agricultural extension activities by the socio-economic. political. cultural and other factors and constraints. leaving the level of development of prod.…